2 files changed, 2 insertions, 2 deletions
diff --git a/web/app/store/DistanceUnits.js b/web/app/store/DistanceUnits.js
index 20d057c1f..7f808c684 100644
--- a/web/app/store/DistanceUnits.js
+++ b/web/app/store/DistanceUnits.js
@@ -32,7 +32,7 @@ Ext.define('Traccar.store.DistanceUnits', {
         var model;
         if (unit) {
             model = this.findRecord('key', unit);
-            return (value * model.get('factor')).toFixed(2) + ' ' + model.get('name');
+            return (value * Number(model.get('factor')).toFixed(2)) + ' ' + model.get('name');
         } else {
             return value;
         }
diff --git a/web/app/store/SpeedUnits.js b/web/app/store/SpeedUnits.js
index d02892a01..cbcf94e3b 100644
--- a/web/app/store/SpeedUnits.js
+++ b/web/app/store/SpeedUnits.js
@@ -32,7 +32,7 @@ Ext.define('Traccar.store.SpeedUnits', {
         var model;
         if (unit) {
             model = this.findRecord('key', unit);
-            return (value * model.get('factor')).toFixed(1) + ' ' + model.get('name');
+            return (value * Number(model.get('factor')).toFixed(1)) + ' ' + model.get('name');
         } else {
             return value;
         }